the System 1 kits target light thinning in natural hair, color-treated hair and bleached hair. The System 2 kits target the same hair types, but for progressed thinning. Nioxin sells its shampoos ...

Remember that it's not necessary to shampoo your hair every day, since washing Black hair too often can strip it of its much-needed natural oils, especially during winter months, when the hair and ...